TST: Adding test to series\indexing\test_indexing (pandas-dev#18579)

Author: bdrum

pandas/tests/series/indexing/test_indexing.py

@@ -377,3 +377,19 @@ def test_frozenset_index():
     assert s[idx1] == 2
     s[idx1] = 3
     assert s[idx1] == 3
+
+
+def test_boolean_index():
+    # GH18579
+    s1 = Series([1, 2, 3], index=[4, 5, 6])
+    s2 = Series([1, 3, 2], index=s1 == 2)
+    assert not s2.index[0]
+    assert s2.index[1]
+    assert not s2.index[2]
+
+
+def test_index_ndim_gt_1_raises():
+    # GH18579
+    df = DataFrame([[1, 2], [3, 4], [5, 6]], index=[3, 6, 9])
+    with pytest.raises(ValueError, match="Index data must be 1-dimensional"):
+        Series([1, 3, 2], index=df)